You can say what you will about Windows Phone and Windows 8's Metro interface (I refuse to drop that name) - it's inefficient, unpopular, cumbersome, beautiful, ugly, organised, clean, limiting - but there's one thing we can all agree on: it's unique and distinctive. CNet has published a profile of Microsoft's Albert Shum, the man behind Metro, and he highlights what I think is at the very core of Microsoft's problems in mobile right now.